OBDEE LXV. LOBELIAGEyE. OEDEE LXVm. AQUIFOLIACE^. 117 



phylos), and Pyrola, flg. 21, and someUints narcotic and poieonous, as in the 

 Ehododondron (Boee Uwy, Swa/mp Pink), and Kalmia {LaureC). Others arc 



rig. 20. 



Order LXV. — Lobeliaceee. 



Herbs, or shrubby plants, often -w^ith a miUry juice. Leaves 

 alternate, ■without stipules. Flo-wers often showy, axillary and 

 terminal. Calyx-tube adherent to the ovary; limb 5-cleft, per- 

 sistent. Corolla irregularly 5-lobed, often somewhat bilabiate, 

 cleft on one side nearly or quite to the base, inserted in the calyx. 

 Stamens 6, inserted with the corolla, above the ovary, united 

 into a tube. Style 1. Stigma fringed. Fi'uit a 2 — 3, rarely 1- 

 celled, many-seeded capsule. 



An order embracing many splendid ornamental species, and distingnislied 

 by ncrid and narcotic properties. These are especially developed in tbe Lobe- 

 lia inflata, which forms so important an article in the Mateiia Medica of Botanic 

 rhysicians. 



Order LXVI. — CampanulaceEe. 



Herbs with a somewhat milky juice. Leaves alternate. Sti- 

 pules none. Flowers usually blue and showy. Calyx-tube adher- 

 ent to the ovaiy ; limb usually 6-eleft, persistent. Corolla regu- 

 lar, eampanulate, usually 6-lobed, withering. Stamens 5, distinct, 

 inserted on the calyx, alternate with the 5 lobes of the corolla. 

 Anthers 2-celled. Ovary 2 — 5-celled. Style furnished with 

 collecting hairs. Capsule crowned with the persistent calyx- 

 tube, opening with locuUcidal dehiscence, many-seeded. 



An order remarkable chiefly for the beauty of its flowers. The yarious spe- 

 cies of Campanula, such as the Harebell, Canterbury Bell, and Bell-flower, are 

 examples. 



GROUP III. 

 Order LXVII. — ^Ericaceas. 



Shrubs ; or evergreen or leafless hei-bs. Leaves simple, alter- 

 nate, rarely opposite, often evergreen. Stipules none. Calyx- 

 tube usually free from the ovary, sometimes adherent ; limb 4 — 6, 

 usually 5-cleft, rarely entire. CoroUa regular, or sometimes irre- 

 gular, 4 — 6, usually, 5-cleft, rarely with 5 distinct petals. Stamens 

 inserted with the corolla, 5, 8, or 10. Anthers 2-celled, opening 

 by pores, often appendaged at top. Ovary 2 — lO-celled. Style 

 I. Stigma 1. Fruit a berry, drupe, or capsule. 



A lar^e order consisting chiefly of fine-floT^ering shrubs, one tribe of which, 

 Ihe Heaths, overspread immense tracts of the temperate zones in the old world. 

 The bark and foliage are bitter and asti'ingent^ as in the Bear-berry (Arctosia- 



Fig. 21. 



stimulant and aromatic, as in the Gaultheria (^CJiecker-'berry, or Partridge- 

 lerry), flg. 22. The berries of the Whortleberry {Gayluaaacia), and the Blue- 

 berry and Bilberry ( Vaccinium), are edible and delicious. 



Fig. 22. 



Order LXVIII. — Aquifoliacese. 



Shrubs, or trees. Leaves simple, alternate, or opposite, often 

 evergreen, exstipulate. Flowers small, white or greenish, axil- 

 lary, clustered or solitary, often dioecious or polygamous. Calyx- 

 tube free from the ovary ; limb 4 — 6-cleft. CoroUa regular, 4 6- 



